Datasheet Details
| Part number | ADMP421 |
|---|---|
| Manufacturer | Analog Devices |
| File Size | 672.90 KB |
| Description | Omnidirectional Microphone |
| Datasheet |
 ADMP421 Datasheet
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| Part number | ADMP421 |
|---|---|
| Manufacturer | Analog Devices |
| File Size | 672.90 KB |
| Description | Omnidirectional Microphone |
| Datasheet |
ADMP421 Datasheet
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Small and thin 3 mm × 4 mm × 1 mm surface-mount package The ADMP421 is a high performance, low power, digital output High SNR of 61 dBA bottom-ported omnidirectional MEMS microphone.
The High sensitivity of −26 dBFS ADMP421 consists of a MEMS microphone element and an Flat frequency response from 100 Hz to 15 kHz impedance converter amplifier followed by a fourth-order Σ-Δ Low current consumption: <650 µA modulator.
The digital interface allows for the pulse density Sleep mode for extended battery life High PSR of 80 dBFS Fourth-order Σ-Δ modulator Digital PDM output Compatible with Sn/Pb and Pb-free solder processes E RoHS/WEEE compliant APPLICATIONS T Smartphones and
Data Sheet Omnidirectional Microphone with Bottom Port and Digital Output.
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